Chess vs The Chess ~Crazy Bishop~
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chess
This app offers a high-quality chess experience for players of all levels, from beginners to professionals. It features a strong engine, analysis tools, and learning resources to improve your game.
- Simulated human opponents for beginners
- Top-tier chess engine for experts
- Real-time game analysis
- 1 or 2-player game support
- Opening Library and PGN Database
- Position Editor
- Rated games and progress tracking
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tChess Pro is the high-quality, critically acclaimed chess game with the richest features for the iPhone, iPod touch, and iPad. It's perfect for every player: Beginners: Not everybody is a chess master! Most chess games are too strong or just make random mistakes at easier levels. tChess Pro has unique algorithms to simulate human opponents. Experts: tChess Pro has a top-tier chess engine. (Over 380 ELO points stronger than Caissa Chess.) Enthusiasts: tChess Pro's Analysis Mode is like having a chess master in your pocket. You can get the engine's "expert opinion" about any game or position in real-time: which side is winning, and the best sequence of moves. Just like a professional desktop chess package. More key features: - Perfect for 1- or 2-player games - Strong computer opponent - Play against any ELO rating from 500 to 2500 - Integrated "Learn Chess" e-book app (Apple Staff Favorite!) - Opening Library feature lets you explore chess opening theory as you play - PGN Database feature lets you download and view PGN files - Support for 3-stage time controls with Fischer increments - Position Editor to enter positions from books, newspapers, etc. - Save and load games; export them in standard PGN format - Use the Profile feature to play rated games against the computer and track your progress tChess Pro is developed by Tom Kerrigan, author of the TSCP and Stobor chess engines.
The Chess ~Crazy Bishop~
Engage in a challenging chess experience with 100 adjustable difficulty levels powered by the "Crazy Bishop" engine. Track your progress with ELO ratings, earn medals for achievements, and customize your game with different board and piece designs. Analyze positions and review past games to improve your skills.
- 100 adjustable playing levels
- ELO rating for progress tracking
- Medal system for achievements
- Human vs Computer and Human vs Human modes
- Position analysis and editing
- Hint and review facilities
- Save/Load game records
- PGN file support
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The Chess has 100 adjustable playing levels based on the engine "Crazy Bishop" with very high quality graphics! --------------------------------------------------------------------- The Chess is a "universal binary" and supports all of iPhone/iPod touch/iPad! Adjustable playing strength from 100 levels! You can choose the strength of the computer from 258 to 2300 in ELO rating. Level 1 is extremely weak, and Level 100 is extremely difficult to beat! The Chess has 100 different levels of play from beginner to expert! Challenge to win medals by defeating computer! You will be rewarded to enable changing the board style and pieces design by collecting medals. (Normal mode only) Other Features: - High resolution Retina Display support - Human vs Computer, Human vs Human(sharing a single device) - Computer gives your level evaluation by ELO rating in rating mode, very useful for tracking your progress - Let you know your turn by vibration - Enter and analyze any position you like in edit mode - Hint facility to improve your game - Review mode during a game - Save/Load game records - Supporting PGN file for both reading and writing - PGN files can be transferred from your computer over USB cable on the iTunes - Export game records via e-mail in text format or as a PGN file - Enable to view full game history in the game record and restart game from the selected move, which should be very practical for improving your chess - Autosaves your current game
Screenshots
Verdict
The clearest difference is rating: Chess at 4.7 against The Chess ~Crazy Bishop~'s 3.3. Chess also leads on ratings volume (250 vs 3) and update cadence (every 4 months vs every 12 months). The Chess ~Crazy Bishop~'s advantage is price ($0.99 vs $7.99) and iOS requirement (8.0 vs 26.0). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Chess costs $7.99 and The Chess ~Crazy Bishop~ $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Chess holds the better App Store score, 4.7 against 3.3. That said, the two scores are not equally well evidenced: Chess has 250 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 89% of Chess's written reviews are positive against 83% of The Chess ~Crazy Bishop~'s.
Chess ships an update every 4 months, The Chess ~Crazy Bishop~ every 12 months. Both last shipped on November 6, 2026.
| Parameter | Chess | The Chess ~Crazy Bishop~ |
|---|---|---|
| Price | $7.99 | $0.99 — better |
| Rating | 4.7 (250 ratings) — better | 3.3 (3 ratings) |
| Positive reviews | 88.7% of reviews — better | 83.0% of reviews |
| Number of ratings | 250 — better | 3 |
| Update frequency | Every 4 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Tom Kerrigan | UNBALANCE Corporation |
Customer experience
Chess
The Chess ~Crazy Bishop~
Bugs and requests
Chess
Reported bugs
3 issues- Crashes when creating annotations
- Zoomed-in screen issue when returning to the app
- Difficulty settings not accurately reflecting the AI's strength
Requested features
6 requests- Add chess puzzles
- Provide more board and piece style options
- Implement a resign feature and draw offer
- Add a move evaluation bar
- Improve the online multiplayer experience
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- Provide a way to organize and navigate through game databases
The Chess ~Crazy Bishop~
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Chess
No in-app purchases
The Chess ~Crazy Bishop~
No in-app purchases
Questions
Is Chess free?
Is The Chess ~Crazy Bishop~ free?
Which has better reviews, Chess or The Chess ~Crazy Bishop~?
Do Chess or The Chess ~Crazy Bishop~ have ads?
Which is updated more often, Chess or The Chess ~Crazy Bishop~?
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